Background of the issue:
I am trying to load the WPML Multilingual CMS version 4.7.2 instead of the current version 4.7.3. An error occurred when the plugin failed to load properly and was paused during recovery mode. The error message indicates an uncaught error: Class "DOMDocument" not found in the file /home/kwzsri39/festimusikstanstead.com/wp-content/plugins/sitepress-multilingual-cms/classes/xml-config/class-wpml-xml-config-validate.php:67. Link to a page where the issue can be seen: hidden link
Symptoms:
The plugin failed to load properly and is paused during recovery mode. An error of type E_ERROR was caused in line 67 of the file /home/kwzsri39/festimusikstanstead.com/wp-content/plugins/sitepress-multilingual-cms/classes/xml-config/class-wpml-xml-config-validate.php. Error message: Uncaught Error: Class "DOMDocument" not found.